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1,3-Butadiyne

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Deltafgas464.kJ/molKinKiefer, Sidhu, et al., 1992ALS

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
30.3050.Dorofeeva O.V., 1991Recommended values are in good agreement with other statistically calculated values [52FER/WER]. There is an appreciable difference with values calculated by [ Dessau L., 1988] because these authors used the estimated values of vibrational frequencies instead of experimental ones.; GT
37.87100.
47.35150.
57.50200.
70.17273.15
73.7 ± 1.0298.15
73.92300.
84.43400.
91.51500.
96.86600.
101.26700.
105.05800.
108.38900.
111.331000.
113.931100.
116.241200.
118.271300.
120.061400.
121.641500.
123.041600.
124.271700.
125.371800.
126.341900.
127.202000.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Kiefer, Sidhu, et al., 1992
Kiefer, J.H.; Sidhu, S.S.; Kern, R.D.; Xie, K.; Chen, H.; Harding, L.B., The homogeneous pyrolysis of acetylene II: the high temperature radical chain mechanism, Combust. Sci. Technol., 1992, 82, 101-130. [all data]

Dorofeeva O.V., 1991
Dorofeeva O.V., Thermodynamic properties of linear carbon chain molecules with conjugated triple bonds. Part I. Polyacetylenes, H(CC)nH (n=2-6), cyanopolyacetylenes, H(CC)nCN (n=1-5), and dicyanopolyacetylenes, NC(CC)nCN (n=1-4), Thermochim. Acta, 1991, 178, 273-286. [all data]

Dessau L., 1988
Dessau L., Vibrations and thermodynamic functions of long-chain acetylenes, Z. Phys. Chem. (Leipzig), 1988, 269, 187-190. [all data]


Notes

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